Home / 294,027.48-405,881.94-198,663.24

Finding the Fourth Proportional to 294,027.48, 405,881.94 and 198,663.24

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Solution

The fourth proportional to 294,027.48, 405,881.94 and 198,663.24 is: 274,239.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,027.48 : 405,881.94 = 198,663.24 : x
  2. Step 2: Convert to fraction form
    294,027.48/405,881.94 = 198,663.24/x
  3. Step 3: Cross multiply
    294,027.48x = 405,881.94 × 198,663.24
  4. Step 4: Simplify right side
    294,027.48x = 80,633,821,257.89
  5. Step 5: Solve for x
    x = 80,633,821,257.89/294,027.48
  6. Step 6: Final answer
    x = 274,239.07

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.